参数资料
型号: AD9788BSVZRL
厂商: Analog Devices Inc
文件页数: 62/64页
文件大小: 0K
描述: IC DAC 16BIT 800MSPS 100TQFP
产品培训模块: Data Converter Fundamentals
DAC Architectures
设计资源: Powering the AD9788 Using ADP2105 for Increased Efficiency (CN0141)
标准包装: 1,000
系列: TxDAC®
位数: 16
数据接口: 串行
转换器数目: 2
电压电源: 模拟和数字
功率耗散(最大): 450mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 100-TQFP 裸露焊盘
供应商设备封装: 100-TQFP-EP(14x14)
包装: 带卷 (TR)
输出数目和类型: 4 电流,单极;4 电流,双极
采样率(每秒): 800M
AD9785/AD9787/AD9788
Rev. A | Page 7 of 64
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
74
VREF
73
IPTAT
72
AGND
69
SPI_CSB
70
RESET
71
IRQ
75
I120
68
SCLK
67
SPI_SDIO
66
SPI_SDO
64
DGND
63
SYNC_O+
62
SYNC_O–
61
DVDD33
60
DVDD18
59
NC
58
NC
57
NC
56
NC
55
P2D[0]
54
DGND
53
DVDD18
52
P2D[1]
51
P2D[2]
65
PLL_LOCK
PIN 1 INDICATOR
100
AV
DD33
99
AG
ND
98
AV
DD33
97
AG
ND
96
AV
DD33
95
AG
ND
94
AG
ND
93
O
U
T
1_P
92
O
U
T
1_N
91
AG
ND
90
AUX
1_P
89
AUX
1_N
88
AG
ND
87
AUX
2_N
86
AUX
2_P
85
AG
ND
84
O
U
T
2_N
83
O
U
T
2_P
82
AG
ND
81
AG
ND
80
AV
DD33
79
AG
ND
78
AV
DD33
77
AG
ND
76
AV
DD33
26
P1
D
[4
]
27
P1
D
[3
]
28
P1
D
[2
]
29
P1
D
[1
]
30
P1
D
[0
]
31
NC
32
DG
ND
33
DV
DD
18
34
NC
35
NC
36
NC
37
DA
T
A
CL
K
38
DV
DD
33
39
T
XEN
A
B
L
E
40
P2
D
[1
1]
41
P2
D
[1
0]
42
P2
D
[9
]
43
DV
DD
18
44
DG
ND
45
P2
D
[8
]
46
P2
D
[7
]
47
P2
D
[6
]
48
P2
D
[5
]
49
P2
D
[4
]
50
P2
D
[3
]
2
CVDD18
3
CGND
4
CGND
7
CGND
6
REFCLK–
5
REFCLK+
1
CVDD18
8
CGND
9
CVDD18
10
CVDD18
12
AGND
13
SYNC_I+
14
SYNC_I–
15
DGND
16
DVDD18
17
P1D[11]
18
P1D[10]
19
P1D[9]
20
P1D[8]
21
P1D[7]
22
DGND
23
DVDD18
24
P1D[6]
25
P1D[5]
11
CGND
AD9785
TOP VIEW
(Not to Scale)
ANALOG DOMAIN
DIGITAL DOMAIN
NC = NO CONNECT
07
09
8-
0
05
Figure 2. AD9785 Pin Configuration
Table 6. AD9785 Pin Function Descriptions
Pin No.
Mnemonic
Description
1, 2, 9, 10
CVDD18
1.8 V Clock Supply.
3, 4, 7, 8, 11
CGND
Clock Common.
5
REFCLK+
Differential Clock Input, Positive.
6
REFCLK
Differential Clock Input, Negative.
12, 72, 77, 79, 81, 82, 85,
88, 91, 94, 95, 97, 99
AGND
Analog Common.
13
SYNC_I+
Differential Synchronization Input, Positive.
14
SYNC_I
Differential Synchronization Input, Negative.
15, 22, 32, 44, 54, 64
DGND
Digital Common.
16, 23, 33, 43, 53, 60
DVDD18
1.8 V Digital Supply.
17
P1D[11]
Port 1, Data Input D11 (MSB).
18
P1D[10]
Port 1, Data Input D10.
19
P1D[9]
Port 1, Data Input D9.
20
P1D[8]
Port 1, Data Input D8.
21
P1D[7]
Port 1, Data Input D7.
24
P1D[6]
Port 1, Data Input D6.
25
P1D[5]
Port 1, Data Input D5.
26
P1D[4]
Port 1, Data Input D4.
27
P1D[3]
Port 1, Data Input D3.
28
P1D[2]
Port 1, Data Input D2.
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